DESIGN: Easy to walk in with durable rubber of T-FLEX outsole, eliminating difficulty moving Quick and easy slip-ons allow speedy prep before hitting the trail or road Compatible with standard SPD pedals, meshing smoothly with a wide range of bikes IN-SHOE COMFORT: Softly cushioned insole comforts foot with closed-cell EVA foam Designed to prevent heel pressure for improved performance Stretchable upper material exterior creates flexi-comfort to fit easily, allowing an excellent match with your foot, using integrated X-Comfort Zone technology Breathable materials allow airflow to interior to eliminate hot feet after long rides